$EXR
Extra Space Storage Inc. Stock $exr

$exr Overview Financials Valuation SEC Filings Company Website

2022 Q4 Form 10-Q Financial Statement

#000162828022028483 Filed on November 04, 2022

Income Statement

Concept	2022 Q4	2022 Q3
Revenue	$506.7M	$498.9M
YoY Change	18.56%	20.95%
Cost Of Revenue	$121.2M	$114.6M
YoY Change	18.37%	23.47%
Gross Profit	$385.5M	$384.3M
YoY Change	18.62%	20.22%
Gross Profit Margin	76.08%	77.03%
Selling, General & Admin	$35.96M	$32.28M
YoY Change	28.82%	32.3%
% of Gross Profit	9.33%	8.4%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$79.92M	$71.42M
YoY Change	28.5%	16.1%
% of Gross Profit	20.73%	18.58%
Operating Expenses	$115.9M	$103.7M
YoY Change	28.6%	20.7%
Operating Profit	$269.7M	$269.9M
YoY Change	14.8%	19.26%
Interest Expense	-$44.68M	$56.25M
YoY Change	86.79%	41.78%
% of Operating Profit	-16.57%	20.84%
Other Income/Expense, Net
YoY Change
Pretax Income	$224.9M	$231.7M
YoY Change	-21.87%	16.84%
Income Tax	$5.409M	$6.760M
% Of Pretax Income	2.41%	2.92%
Net Earnings	$204.0M	$220.7M
YoY Change	-24.01%	17.23%
Net Earnings / Revenue	40.25%	44.24%
Basic Earnings Per Share		$1.65
Diluted Earnings Per Share	$1.43	$1.65
COMMON SHARES
Basic Shares Outstanding	133.9M shares	133.9M shares
Diluted Shares Outstanding		141.5M shares

Balance Sheet

Concept	2022 Q4	2022 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$92.87M	$86.99M
YoY Change	30.57%	32.68%
Cash & Equivalents	$92.87M	$86.99M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$92.87M	$86.99M
YoY Change	30.57%	32.68%
LONG-TERM ASSETS
Property, Plant & Equipment	$42.81M	$42.71M
YoY Change	47.31%	-99.5%
Goodwill	$170.8M	$170.8M
YoY Change
Intangibles
YoY Change
Long-Term Investments	$948.6M	$929.2M
YoY Change	-19.37%	-5.17%
Other Assets	$4.867M	$7.363M
YoY Change	-3.97%	-53.15%
Total Long-Term Assets	$12.07B	$11.75B
YoY Change	16.06%	21.89%
TOTAL ASSETS
Total Short-Term Assets	$92.87M	$86.99M
Total Long-Term Assets	$12.07B	$11.75B
Total Assets	$12.17B	$11.84B
YoY Change	16.16%	21.96%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$171.7M	$191.2M
YoY Change	20.66%	16.1%
Accrued Expenses	$229.0M	$233.8M
YoY Change	-1.85%	-0.12%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$400.7M	$425.0M
YoY Change	6.67%	6.58%
LONG-TERM LIABILITIES
Long-Term Debt	$7.331B	$6.994B
YoY Change	23.06%	25.25%
Other Long-Term Liabilities	$357.0M	$352.8M
YoY Change	0.53%	2.9%
Total Long-Term Liabilities	$7.688B	$7.346B
YoY Change	21.79%	23.95%
TOTAL LIABILITIES
Total Short-Term Liabilities	$400.7M	$425.0M
Total Long-Term Liabilities	$7.688B	$7.346B
Total Liabilities	$8.089B	$7.771B
YoY Change	20.94%	22.86%
SHAREHOLDERS EQUITY
Retained Earnings	-$135.9M	-$139.3M
YoY Change	5.95%	-39.26%
Common Stock	$3.347B	$3.341B
YoY Change	1.81%	1.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$3.260B	$3.251B
YoY Change
Total Liabilities & Shareholders Equity	$12.17B	$11.84B
YoY Change	16.16%	21.96%

Cashflow Statement

Concept	2022 Q4	2022 Q3
OPERATING ACTIVITIES
Net Income	$204.0M	$220.7M
YoY Change	-24.01%	17.23%
Depreciation, Depletion And Amortization	$79.92M	$71.42M
YoY Change	28.5%	16.1%
Cash From Operating Activities	$290.1M	$307.6M
YoY Change	30.0%	15.83%
INVESTING ACTIVITIES
Capital Expenditures	$200.4M	-$698.9M
YoY Change	-130.46%	201.12%
Acquisitions
YoY Change
Other Investing Activities	-$205.8M	$26.64M
YoY Change	-186.36%	-165.94%
Cash From Investing Activities	-$406.2M	-$672.2M
YoY Change	-3.23%	146.7%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	119.5M	388.8M
YoY Change	-37.61%	1266.92%
NET CHANGE
Cash From Operating Activities	290.1M	307.6M
Cash From Investing Activities	-406.2M	-672.2M
Cash From Financing Activities	119.5M	388.8M
Net Change In Cash	3.381M	24.19M
YoY Change	-166.46%	12.34%
FREE CASH FLOW
Cash From Operating Activities	$290.1M	$307.6M
Capital Expenditures	$200.4M	-$698.9M
Free Cash Flow	$89.69M	$1.006B
YoY Change	-89.82%	102.24%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Central Index Key EntityCentralIndexKey	0001289490
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-32269
	dei	Entity Registrant Name EntityRegistrantName	EXTRA SPACE STORAGE INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	20-1076777
	dei	Entity Address Address Line1 EntityAddressAddressLine1	2795 East Cottonwood Parkway, Suite 300
	dei	Entity Address City Or Town EntityAddressCityOrTown	Salt Lake City
	dei	Entity Address State Or Province EntityAddressStateOrProvince	UT
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	84121
	dei	City Area Code CityAreaCode	801
	dei	Local Phone Number LocalPhoneNumber	365-4600
	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
	dei	Trading Symbol TradingSymbol	EXR
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	133921528	shares
CY2022Q3	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	9877080000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	8834649000	usd
CY2022Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	226984000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	227949000	usd
CY2022Q3	us-gaap	Real Estate Investments Unconsolidated Real Estate And Other Joint Ventures RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures	568691000	usd
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CY2022Q3	exr	Debt Securities Held To Maturity And Financing Receivable After Allowance For Credit Loss And Interest Receivable DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable	658663000	usd
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CY2021Q4	us-gaap	Other Notes Payable OtherNotesPayable	1320755000	usd
CY2022Q3	us-gaap	Unsecured Debt UnsecuredDebt	2339419000	usd
CY2021Q4	us-gaap	Unsecured Debt UnsecuredDebt	1741926000	usd
CY2022Q3	us-gaap	Senior Notes SeniorNotes	2757285000	usd
CY2021Q4	us-gaap	Senior Notes SeniorNotes	2360066000	usd
CY2022Q3	us-gaap	Line Of Credit LineOfCredit	600000000	usd
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CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	233356000	usd
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	us-gaap	Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable	10647000	usd
CY2022Q3	exr	Minority Interest In Net Income Loss Operating Partnerships And Other MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther	10953000	usd
CY2021Q3	exr	Minority Interest In Net Income Loss Operating Partnerships And Other MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther	8015000	usd
	exr	Minority Interest In Net Income Loss Operating Partnerships And Other MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther	31971000	usd
	exr	Minority Interest In Net Income Loss Operating Partnerships And Other MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther	24031000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	220719000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	188276000	usd
	us-gaap	Net Income Loss NetIncomeLoss	656428000	usd
	us-gaap	Net Income Loss NetIncomeLoss	559222000	usd
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.65
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.41
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.89
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.19
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.65
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.89
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.19
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133913652	shares
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133809750	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134094490	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133197903	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141504215	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140425269	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141567845	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139854881	shares
CY2022Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.50
CY2021Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.25
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	4.50
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	3.25
CY2022Q3	us-gaap	Profit Loss ProfitLoss	236126000	usd
CY2021Q3	us-gaap	Profit Loss ProfitLoss	199820000	usd
	us-gaap	Profit Loss ProfitLoss	701677000	usd
	us-gaap	Profit Loss ProfitLoss	593900000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	24222000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	8055000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	95984000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	36685000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	260348000	usd
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	207875000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	797661000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	630585000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	16663000	usd
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	11924000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	50166000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	36425000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	243685000	usd
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	195951000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	747495000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	594160000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2936124000	usd
CY2021Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4254000	usd
CY2021Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	3652000	usd
CY2021Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	273720000	usd
CY2021Q1	exr	Noncontrolling Interest Other Decrease Increase NoncontrollingInterestOtherDecreaseIncrease	50000	usd
CY2021Q1	us-gaap	Profit Loss ProfitLoss	215501000	usd
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	23013000	usd
CY2021Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	9025000	usd
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.00
CY2021Q1	us-gaap	Dividends Common Stock DividendsCommonStock	132540000	usd
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3314649000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	4983000	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	211000	usd
CY2021Q2	exr	Noncontrolling Interest Increase From Repayment Of Receivable Pledged As Collateral NoncontrollingInterestIncreaseFromRepaymentOfReceivablePledgedAsCollateral	411000	usd
CY2021Q2	exr	Noncontrolling Interest Other Decrease Increase NoncontrollingInterestOtherDecreaseIncrease	-150000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	178579000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5617000	usd
CY2021Q2	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	8974000	usd
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.00
CY2021Q2	us-gaap	Dividends Common Stock DividendsCommonStock	133777000	usd
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3360955000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	318000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	4012000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-151000	usd
CY2021Q3	exr	Adjustments To Paid In Capital Purchase Of Equity Interest In Consolidated Joint Venture AdjustmentsToPaidInCapitalPurchaseOfEquityInterestInConsolidatedJointVenture	12050000	usd
CY2021Q3	us-gaap	Profit Loss ProfitLoss	199820000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8055000	usd
CY2021Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	10585000	usd
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.25
CY2021Q3	us-gaap	Dividends Common Stock DividendsCommonStock	167274000	usd
CY2021Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3382875000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3785976000	usd
CY2022Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	4542000	usd
CY2022Q1	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	40965000	usd
CY2022Q1	us-gaap	Profit Loss ProfitLoss	217717000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	51649000	usd
CY2022Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	14111000	usd
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.50
CY2022Q1	us-gaap	Dividends Common Stock DividendsCommonStock	202527000	usd
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3878164000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	5245000	usd
CY2022Q2	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	16000000	usd
CY2022Q2	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	63008000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	247834000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	20113000	usd
CY2022Q2	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	14127000	usd
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.50
CY2022Q2	us-gaap	Dividends Common Stock DividendsCommonStock	201024000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3893240000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	5644000	usd
CY2022Q3	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	125000000	usd
CY2022Q3	exr	Noncontrolling Interest Other Decrease Increase NoncontrollingInterestOtherDecreaseIncrease	-338000	usd
CY2022Q3	us-gaap	Profit Loss ProfitLoss	236126000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	24222000	usd
CY2022Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	14394000	usd
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.50
CY2022Q3	us-gaap	Dividends Common Stock DividendsCommonStock	200878000	usd
CY2022Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4069298000	usd
	us-gaap	Profit Loss ProfitLoss	701677000	usd
	us-gaap	Profit Loss ProfitLoss	593900000	usd
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	208396000	usd
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	179685000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	6352000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	6656000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	1441000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	1396000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	15431000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	12647000	usd
	exr	Noncash Interest Income NoncashInterestIncome	28514000	usd
	exr	Noncash Interest Income NoncashInterestIncome	25871000	usd
	exr	Gains Losses On Real Estate Transactions Net Of Impairment Of Real Estate GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate	14249000	usd
	exr	Gains Losses On Real Estate Transactions Net Of Impairment Of Real Estate GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate	63883000	usd
	exr	Gain Loss From Unconsolidated Real Estate Joint Ventures Gain Loss On Sale Of Real Estate GainLossFromUnconsolidatedRealEstateJointVenturesGainLossOnSaleOfRealEstate	0	usd
	exr	Gain Loss From Unconsolidated Real Estate Joint Ventures Gain Loss On Sale Of Real Estate GainLossFromUnconsolidatedRealEstateJointVenturesGainLossOnSaleOfRealEstate	6251000	usd
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-9380000	usd
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-4640000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	4207000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	10612000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	48898000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	33907000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3416000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3054000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	948021000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	729268000	usd
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	1124777000	usd
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	589382000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	157301000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	31652000	usd
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	42719000	usd
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	39367000	usd
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	196241000	usd
	us-gaap	Payments To Acquire Real Estate And Real Estate Joint Ventures PaymentsToAcquireRealEstateAndRealEstateJointVentures	102670000	usd
	us-gaap	Payments To Acquire Real Estate And Real Estate Joint Ventures PaymentsToAcquireRealEstateAndRealEstateJointVentures	20834000	usd
	exr	Return Of Investment Real Estate Ventures ReturnOfInvestmentRealEstateVentures	342000	usd
	exr	Return Of Investment Real Estate Ventures ReturnOfInvestmentRealEstateVentures	31534000	usd
	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	314542000	usd
	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	143270000	usd
	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	264774000	usd
	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	36874000	usd
CY2022Q3	exr	Average Share Price Per Share AverageSharePricePerShare	189.11
	us-gaap	Proceeds From Sale Of Notes Receivable ProceedsFromSaleOfNotesReceivable	203695000	usd
	us-gaap	Proceeds From Sale Of Notes Receivable ProceedsFromSaleOfNotesReceivable	116822000	usd
	us-gaap	Payments To Acquire Furniture And Fixtures PaymentsToAcquireFurnitureAndFixtures	19490000	usd
	us-gaap	Payments To Acquire Furniture And Fixtures PaymentsToAcquireFurnitureAndFixtures	3058000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1242254000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-417792000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	273358000	usd
	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	3983865000	usd
	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	3323000000	usd
	us-gaap	Repayments Of Debt RepaymentsOfDebt	3341881000	usd
	us-gaap	Repayments Of Debt RepaymentsOfDebt	4526549000	usd
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	396100000	usd
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	1040349000	usd
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	7618000	usd
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	10698000	usd
CY2021Q3	exr	Average Share Price Per Share AverageSharePricePerShare	176.78
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4572000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	63008000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
	exr	Cash Portion Of Redemption Of Preferred Operating Partnership Units CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits	3504000	usd
	exr	Cash Portion Of Redemption Of Preferred Operating Partnership Units CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits	472000	usd
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	4500000	usd
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	usd
	exr	Proceeds From Notes Receivable Collateralized By Noncontrolling Interest ProceedsFromNotesReceivableCollateralizedByNoncontrollingInterest	0	usd
	exr	Proceeds From Notes Receivable Collateralized By Noncontrolling Interest ProceedsFromNotesReceivableCollateralizedByNoncontrollingInterest	411000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	604429000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	433591000	usd
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	42632000	usd
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	28584000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	312393000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-358204000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	18160000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-46728000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	76194000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	128009000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	94354000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	81281000	usd
	us-gaap	Interest Paid Net InterestPaidNet	137683000	usd
	us-gaap	Interest Paid Net InterestPaidNet	116937000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	14489000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	21365000	usd
	exr	Noncontrolling Interest Decrease From Redemptions Of Operating Partnership Units NoncontrollingInterestDecreaseFromRedemptionsOfOperatingPartnershipUnits	0	usd
	exr	Noncontrolling Interest Decrease From Redemptions Of Operating Partnership Units NoncontrollingInterestDecreaseFromRedemptionsOfOperatingPartnershipUnits	2412000	usd
	exr	Redemption Of Operating Partnership Units Held By Noncontrolling Interest Including Additional Paid In Capital RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestIncludingAdditionalPaidInCapital	0	usd
	exr	Redemption Of Operating Partnership Units Held By Noncontrolling Interest Including Additional Paid In Capital RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestIncludingAdditionalPaidInCapital	2412000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1689000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2911000	usd
	exr	Establishment Of Operating Lease Liability EstablishmentOfOperatingLeaseLiability	1689000	usd
	exr	Establishment Of Operating Lease Liability EstablishmentOfOperatingLeaseLiability	2911000	usd
	exr	Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired	173873000	usd
	exr	Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired	3021000	usd
	exr	Issuance Of Equity For Acquisition Of Real Estate Assets IssuanceOfEquityForAcquisitionOfRealEstateAssets	165965000	usd
	exr	Issuance Of Equity For Acquisition Of Real Estate Assets IssuanceOfEquityForAcquisitionOfRealEstateAssets	0	usd
	exr	Investments In Real Estate Joint Ventures Net Of Distributions Received InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived	1085000	usd
	exr	Investments In Real Estate Joint Ventures Net Of Distributions Received InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived	2673000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	6823000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	348000	usd
	exr	Real Estate Additions Portion Not Yet Paid RealEstateAdditionsPortionNotYetPaid	0	usd
	exr	Real Estate Additions Portion Not Yet Paid RealEstateAdditionsPortionNotYetPaid	756000	usd
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	0	usd
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	756000	usd
	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	0	usd
	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	2834000	usd
	exr	Redemption Of Operating Partnership Units For Common Stock Including Additional Paid In Capital RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital	0	usd
	exr	Redemption Of Operating Partnership Units For Common Stock Including Additional Paid In Capital RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital	2834000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	41438000	usd
	exr	Establishment Of Finance Lease Liability EstablishmentOfFinanceLeaseLiability	0	usd
	exr	Establishment Of Finance Lease Liability EstablishmentOfFinanceLeaseLiability	41438000	usd
	exr	Noncash Investment In Joint Venture NoncashInvestmentInJointVenture	0	usd
	exr	Noncash Investment In Joint Venture NoncashInvestmentInJointVenture	33878000	usd
	exr	Real Estate Assets Transferred For Investment In Joint Venture RealEstateAssetsTransferredForInvestmentInJointVenture	0	usd
	exr	Real Estate Assets Transferred For Investment In Joint Venture RealEstateAssetsTransferredForInvestmentInJointVenture	33878000	usd
	us-gaap	Nature Of Operations NatureOfOperations	ORGANIZATION<div style="margin-top:6pt;text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Extra Space Storage Inc. (the “Company”) is a fully integrated, self-administered and self-managed real estate investment trust (“REIT”), formed as a Maryland corporation on April 30, 2004, to own, operate, manage, acquire, develop and redevelop self-storage properties ("stores") located throughout the United States. The Company was formed to continue the business of Extra Space Storage LLC and its subsidiaries, which had engaged in the self-storage business since 1977. The Company’s interest in its stores is held through its operating partnership, Extra Space Storage LP (the “Operating Partnership”), which was formed on May 5, 2004. The Company’s primary assets are general partner and limited partner interests in the Operating Partnership. This structure is commonly referred to as an umbrella partnership REIT, or UPREIT. </span></div><div style="text-indent:24.75pt"><span><br/></span></div><div style="text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company invests in stores by acquiring wholly-owned stores or by acquiring an equity interest in real estate entities. At September 30, 2022, the Company had direct and indirect equity interests in 1,441 stores. In addition, the Company managed 886 stores for third parties, bringing the total number of stores which it owns and/or manages to 2,327. These stores are located in 41 states and Washington, D.C. The Company also offers tenant reinsurance at its owned and managed stores that insures the value of goods in the storage units.</span></div>
CY2022Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	1441	store
CY2022Q3	exr	Number Of Real Estate Properties Franchisees And Others NumberOfRealEstatePropertiesFranchiseesAndOthers	886	store
CY2022Q3	exr	Number Of Real Estate Properties Owned And Or Managed NumberOfRealEstatePropertiesOwnedAndOrManaged	2327	store
CY2022Q3	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	41	state
CY2021Q4	exr	Real Estate Investment Property Intangible Lease Rights RealEstateInvestmentPropertyIntangibleLeaseRights	12443000	usd
CY2022Q3	exr	Number Of Operating Stores Held For Sale NumberOfOperatingStoresHeldForSale	0	store
CY2022Q3	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	11884522000	usd
CY2022Q3	us-gaap	Land Land	2327366000	usd
CY2021Q4	us-gaap	Land Land	2151319000	usd
CY2022Q3	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	9256894000	usd
CY2021Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	8227094000	usd
CY2022Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	136259000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	117718000	usd
CY2022Q3	exr	Real Estate Investment Property Intangible Tenant Relationships RealEstateInvestmentPropertyIntangibleTenantRelationships	147460000	usd
CY2021Q4	exr	Real Estate Investment Property Intangible Tenant Relationships RealEstateInvestmentPropertyIntangibleTenantRelationships	134577000	usd
CY2022Q3	exr	Real Estate Investment Property Intangible Lease Rights RealEstateInvestmentPropertyIntangibleLeaseRights	16543000	usd
CY2021Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	10643151000	usd
CY2022Q3	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	2061814000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	1867750000	usd
CY2022Q3	exr	Net Operating Real Estate Assets NetOperatingRealEstateAssets	9822708000	usd
CY2021Q4	exr	Net Operating Real Estate Assets NetOperatingRealEstateAssets	8775401000	usd
CY2022Q3	us-gaap	Development In Process DevelopmentInProcess	54372000	usd
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess	59248000	usd
CY2022Q3	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	9877080000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	8834649000	usd
CY2022Q3	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	0	usd
CY2021Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	8436000	usd
CY2021Q4	us-gaap	Other Assets OtherAssets	159172000	usd
CY2022Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	42713000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	29060000	usd
CY2022Q3	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	6173000	usd
CY2021Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	7408000	usd
CY2022Q3	exr	Prepaid Expense And Deposits PrepaidExpenseAndDeposits	60866000	usd
CY2021Q4	exr	Prepaid Expense And Deposits PrepaidExpenseAndDeposits	39384000	usd
CY2022Q3	us-gaap	Accounts Receivable Net AccountsReceivableNet	79333000	usd
CY2021Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	83050000	usd
CY2022Q3	us-gaap	Goodwill Goodwill	170811000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	0	usd
CY2022Q3	us-gaap	Derivative Assets DerivativeAssets	54977000	usd
CY2021Q4	us-gaap	Derivative Assets DerivativeAssets	270000	usd
CY2022Q3	us-gaap	Other Assets OtherAssets	414873000	usd
CY2022Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1295562	shares
CY2021Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	889860	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1270797	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1055271	shares
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	220719000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	188276000	usd
	us-gaap	Net Income Loss NetIncomeLoss	656428000	usd
	us-gaap	Net Income Loss NetIncomeLoss	559222000	usd
CY2022Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	313000	usd
CY2021Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	260000	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	914000	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	800000	usd
CY2022Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	220406000	usd
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	188016000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	655514000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	558422000	usd
CY2022Q3	exr	Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership	12954000	usd
CY2021Q3	exr	Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership	9810000	usd
	exr	Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership	37932000	usd
	exr	Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership	29395000	usd
CY2022Q3	exr	Income Loss Attributable To Noncontrolling Interest Fixed Component IncomeLossAttributableToNoncontrollingInterestFixedComponent	572000	usd
CY2021Q3	exr	Income Loss Attributable To Noncontrolling Interest Fixed Component IncomeLossAttributableToNoncontrollingInterestFixedComponent	572000	usd
	exr	Income Loss Attributable To Noncontrolling Interest Fixed Component IncomeLossAttributableToNoncontrollingInterestFixedComponent	1716000	usd
	exr	Income Loss Attributable To Noncontrolling Interest Fixed Component IncomeLossAttributableToNoncontrollingInterestFixedComponent	1716000	usd
CY2022Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	232788000	usd
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	197254000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	691730000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	586101000	usd
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133913652	shares
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133809750	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134094490	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133197903	shares
CY2022Q3	exr	Incremental Common Shares Attributable To Conversion Of Operating Partnership Units IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits	6709854	shares
CY2021Q3	exr	Incremental Common Shares Attributable To Conversion Of Operating Partnership Units IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits	5733936	shares
	exr	Incremental Common Shares Attributable To Conversion Of Operating Partnership Units IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits	6592606	shares
	exr	Incremental Common Shares Attributable To Conversion Of Operating Partnership Units IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits	5767132	shares
CY2022Q3	exr	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	5229	shares
CY2021Q3	exr	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	6103	shares
	exr	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	5269	shares
	exr	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	14366	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141504215	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140425269	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141567845	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139854881	shares
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	14200000	usd
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.65
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.41
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.89
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.19
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.65
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.89
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.19
CY2022Q3	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	118	store
CY2022Q3	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	639071000	usd
CY2022Q3	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	0	usd
CY2022Q3	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	338000	usd
CY2022Q3	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	2291000	usd
CY2022Q3	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	125000000	usd
CY2022Q3	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	762118000	usd
CY2022Q2	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	15	store
CY2022Q2	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	220933000	usd
CY2022Q2	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	6823000	usd
CY2022Q2	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	0	usd
CY2022Q2	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-811000	usd
CY2022Q2	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	0	usd
CY2022Q2	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	228567000	usd
CY2022Q1	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	14	store
CY2022Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	185910000	usd
CY2022Q1	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	0	usd
CY2022Q1	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	747000	usd
CY2022Q1	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-274000	usd
CY2022Q1	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	40965000	usd
CY2022Q1	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	227896000	usd
	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	147	store
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	1045914000	usd
	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	6823000	usd
	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	1085000	usd
	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	1206000	usd
	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	165965000	usd
	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	1218581000	usd
CY2021Q3	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	12	store
CY2021Q3	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	185497000	usd
CY2021Q3	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	348000	usd
CY2021Q3	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	0	usd
CY2021Q3	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-747000	usd
CY2021Q3	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	0	usd
CY2021Q3	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	186592000	usd
CY2021Q2	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	15	store
CY2021Q2	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	190729000	usd
CY2021Q2	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	0	usd
CY2021Q2	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	2673000	usd
CY2021Q2	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-381000	usd
CY2021Q2	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	0	usd
CY2021Q2	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	193783000	usd
CY2021Q1	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	9	store
CY2021Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	148940000	usd
CY2021Q1	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	0	usd
CY2021Q1	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	0	usd
CY2021Q1	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-2944000	usd
CY2021Q1	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	0	usd
CY2021Q1	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	151884000	usd
	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	36	store
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	525166000	usd
	exr	Noncash Or Part Noncash Acquisition Finance Lease Liability NoncashOrPartNoncashAcquisitionFinanceLeaseLiability	348000	usd
	exr	Asset Acquisition Consideration Transferred Investment In Real Estate Joint Ventures AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures	2673000	usd
	us-gaap	Asset Acquisition Consideration Transferred Other Assets AssetAcquisitionConsiderationTransferredOtherAssets	-4072000	usd
	exr	Real Estate Property Asset Acquisition Consideration Transferred Equity Interest Issued Or Issuable RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable	0	usd
	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	532259000	usd
CY2022Q3	us-gaap	Asset Acquisition Consideration Transferred AssetAcquisitionConsiderationTransferred	590000000	usd
CY2022Q3	exr	Number Of Real Estate Properties Acquired NumberOfRealEstatePropertiesAcquired	106	store
CY2022Q3	exr	Number Of Parcels Of Land Acquired NumberOfParcelsOfLandAcquired	8	land_parcel
	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	1424098000	usd
CY2021	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	1592021000	usd
	exr	Number Of Properties Disposed NumberOfPropertiesDisposed	2	store
	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	38700000	usd
CY2022Q3	exr	Equity Method Investment Number Of Stores EquityMethodInvestmentNumberOfStores	315	property
CY2022Q3	exr	Investment In Unconsolidated Real Estate Entities Net Of Distributions InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions	502550000	usd
CY2021Q4	exr	Investment In Unconsolidated Real Estate Entities Net Of Distributions InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions	393744000	usd
	us-gaap	Payments To Acquire Real Estate And Real Estate Joint Ventures PaymentsToAcquireRealEstateAndRealEstateJointVentures	102670000	usd
	exr	Equity Method Investments Number Of Stores Acquired EquityMethodInvestmentsNumberOfStoresAcquired	29	store
CY2022Q3	us-gaap	Dividends Receivable DividendsReceivable	60555000	usd
CY2021Q4	us-gaap	Dividends Receivable DividendsReceivable	38066000	usd
CY2022Q3	exr	Debt Securities Held To Maturity And Financing Receivable After Allowance For Credit Loss And Interest Receivable DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable	658663000	usd
CY2021Q4	exr	Debt Securities Held To Maturity And Financing Receivable After Allowance For Credit Loss And Interest Receivable DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable	719187000	usd
CY2020Q4	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	300000000	usd
CY2020Q4	exr	Debt Securities Held To Maturity Term DebtSecuritiesHeldToMaturityTerm	P5Y
CY2020Q4	exr	Debt Securities Held To Maturity Extension Option DebtSecuritiesHeldToMaturityExtensionOption	2	extension_option
CY2020Q4	exr	Debt Securities Held To Maturity Extension Term DebtSecuritiesHeldToMaturityExtensionTerm	P1Y
CY2020Q4	exr	Debt Securities Held To Maturity Period After Which Preferred Dividends Increase Annually DebtSecuritiesHeldToMaturityPeriodAfterWhichPreferredDividendsIncreaseAnnually	P5Y
CY2020Q3	exr	Notes Receivable Collateral Number Of Facilities NotesReceivableCollateralNumberOfFacilities	62	store
CY2022Q3	exr	Financing Receivable Extension Option FinancingReceivableExtensionOption	2	extension_option
	exr	Financing Receivable Extension Term FinancingReceivableExtensionTerm	P1Y
CY2022Q3	exr	Debt Instrument Fixed Rate Debt To Total Debt Rate DebtInstrumentFixedRateDebtToTotalDebtRate	0.622
CY2022Q3	us-gaap	Long Term Debt Percentage Bearing Fixed Interest Rate LongTermDebtPercentageBearingFixedInterestRate	0.032
CY2022Q3	us-gaap	Long Term Debt Percentage Bearing Variable Interest Rate LongTermDebtPercentageBearingVariableInterestRate	0.042
CY2022Q3	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.036
CY2022Q3	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	29746000	usd
CY2022Q3	us-gaap	Derivative Number Of Instruments Held DerivativeNumberOfInstrumentsHeld	15	derivative
CY2022Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1439256000	usd
CY2022Q1	us-gaap	Stock Issued During Period Shares Acquisitions StockIssuedDuringPeriodSharesAcquisitions	186766	shares
CY2022Q1	exr	Number Of Stores Acquired With Issuance Of Common Stock NumberOfStoresAcquiredWithIssuanceOfCommonStock	2	store
CY2022Q1	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	40965000	usd
CY2021Q3	exr	Number Of Sales Agents NumberOfSalesAgents	10	sales_agent
CY2021Q1	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	1600000	shares
CY2021Q1	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	129.13
CY2021Q1	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	206572000	usd
CY2020Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	400000000	usd
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	381786	shares
	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	165.03
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	63008000	usd
CY2022Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	336992000	usd
CY2022Q3	us-gaap	Due From Related Parties Noncurrent DueFromRelatedPartiesNoncurrent	100000000	usd
CY2021Q4	us-gaap	Due From Related Parties Noncurrent DueFromRelatedPartiesNoncurrent	100000000	usd
CY2022Q3	us-gaap	Minority Interest In Preferred Unit Holders MinorityInterestInPreferredUnitHolders	261494000	usd
CY2021Q4	us-gaap	Minority Interest In Preferred Unit Holders MinorityInterestInPreferredUnitHolders	259110000	usd
	exr	Notes Receivable Stated Interest Rate NotesReceivableStatedInterestRate	0.050
	exr	Average Closing Market Price Measurement Period AverageClosingMarketPriceMeasurementPeriod	P10D
	exr	Average Closing Market Price Measurement Period AverageClosingMarketPriceMeasurementPeriod	P10D
CY2022Q3	exr	Common Stock Average Closing Market Price CommonStockAverageClosingMarketPrice	173.48
CY2022Q3	us-gaap	Preferred Units Outstanding PreferredUnitsOutstanding	7221445	shares
CY2022Q3	exr	Operating Partnership Units Redemption Amount OperatingPartnershipUnitsRedemptionAmount	1252776000	usd
CY2022Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	22246000	usd
CY2021Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	16879000	usd
CY2022Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed For Common Stock NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock	0	shares
CY2021Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed For Common Stock NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock	64287	shares
CY2022Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed For Cash NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCash	18028	shares
CY2021Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed For Cash NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCash	3000	shares
CY2022Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed Cash Paid NoncontrollingInterestOperatingPartnershipUnitsRedeemedCashPaid	3504000	usd
CY2021Q3	exr	Noncontrolling Interest Operating Partnership Units Redeemed Cash Paid NoncontrollingInterestOperatingPartnershipUnitsRedeemedCashPaid	472000	usd
CY2022Q3	exr	Noncontrolling Interest Operating Partnership Units Issued With Acquisition NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisition	711037	shares
CY2021Q3	exr	Noncontrolling Interest Operating Partnership Units Issued With Acquisition NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisition	0	shares
CY2022Q3	exr	Noncontrolling Interest Operating Partnership Units Issued With Acquisition Value NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisitionValue	141000000	usd
CY2021Q3	exr	Noncontrolling Interest Operating Partnership Units Issued With Acquisition Value NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisitionValue	0	usd
CY2022Q3	exr	Real Estate Consolidated Joint Ventures Number RealEstateConsolidatedJointVenturesNumber	3	joint_venture
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	62720000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	47320000	usd
CY2022Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
CY2021Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	1465000	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
CY2022Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	32275000	usd
CY2021Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	24395000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	93288000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	74276000	usd
CY2022Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	71423000	usd
CY2021Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	61516000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	208396000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	179685000	usd
CY2022Q3	exr	Gains Losses On Real Estate Transactions And Earn Out From Prior Acquisition And Sale Of Other Assets GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisitionAndSaleOfOtherAssets	0	usd
CY2021Q3	exr	Gains Losses On Real Estate Transactions And Earn Out From Prior Acquisition And Sale Of Other Assets GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisitionAndSaleOfOtherAssets	0	usd
	exr	Gains Losses On Real Estate Transactions Net Of Impairment Of Real Estate GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate	14249000	usd
	exr	Gains Losses On Real Estate Transactions Net Of Impairment Of Real Estate GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate	63883000	usd
CY2022Q3	us-gaap	Interest Expense InterestExpense	56245000	usd
CY2021Q3	us-gaap	Interest Expense InterestExpense	39670000	usd
	us-gaap	Interest Expense InterestExpense	146249000	usd
	us-gaap	Interest Expense InterestExpense	120605000	usd
CY2022Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	18125000	usd
CY2021Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	11729000	usd
	us-gaap	Investment Income Interest InvestmentIncomeInterest	52174000	usd
	us-gaap	Investment Income Interest InvestmentIncomeInterest	36871000	usd
CY2022Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	11149000	usd
CY2021Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8255000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	30436000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	23533000	usd
CY2022Q3	exr	Equity Method Investments Gain Loss On Sale Of Real Estate Assets And Purchase Of Joint Venture Partner Interest EquityMethodInvestmentsGainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnerInterest	0	usd
CY2021Q3	exr	Equity Method Investments Gain Loss On Sale Of Real Estate Assets And Purchase Of Joint Venture Partner Interest EquityMethodInvestmentsGainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnerInterest	0	usd
	exr	Equity Method Investments Gain Loss On Sale Of Real Estate Assets And Purchase Of Joint Venture Partner Interest EquityMethodInvestmentsGainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnerInterest	0	usd
	exr	Equity Method Investments Gain Loss On Sale Of Real Estate Assets And Purchase Of Joint Venture Partner Interest EquityMethodInvestmentsGainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnerInterest	6251000	usd
CY2022Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6760000	usd
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6772000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15516000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	16330000	usd
CY2022Q3	us-gaap	Profit Loss ProfitLoss	236126000	usd
CY2021Q3	us-gaap	Profit Loss ProfitLoss	199820000	usd
	us-gaap	Profit Loss ProfitLoss	701677000	usd
	us-gaap	Profit Loss ProfitLoss	593900000	usd

Files In Submission

Name	View Source	Status
exr-20220930_def.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
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exr-20220930.htm	Edgar Link	pending
exr-20220930.xsd	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
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q3202210qex311.htm	Edgar Link	pending
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exr-20220930_cal.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$EXR
Extra Space Storage Inc. Stock $exr

2022 Q4 Form 10-Q Financial Statement

#000162828022028483 Filed on November 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EXR Extra Space Storage Inc. Stock $exr

2022 Q4 Form 10-Q Financial Statement

#000162828022028483 Filed on November 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EXR
Extra Space Storage Inc. Stock $exr